#include<bits/stdc++.h>
using namespace std;
int a[200010];
bool c[200010];
int main(){
    freopen("duel.in","r",stdin);
    freopen("duel.out","w",stdout);
    int n;
    cin>>n;
    for(int i=1;i<=n;i++){
        cin>>a[i];
    }
    sort(a+1,a+n+1);
    int last=n+1;
    int ans=0;
    for(int i=n;i>=1;i--){
        if(a[last]>a[i]&&c[i]==0){
            c[last]=1;
            last++;
            ans++;
        }else{
            last=i;
        }
    }
    cout<<n-ans;
    return 0;
}
